Stay updated with real-time air quality in Geneva, Illinois featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
18
Good
Geneva, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.25 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.68 μg/m³
0
55
155
255
425
605+
19.19 ppb
0
55
71
86
201
201+
1.89 ppb
0
36
76
186
605
1005+
11.52 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Geneva, Illinois
Geneva, Illinois
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AQI 21
Good
2.88μg/m³
PM2.5
14.13μg/m³
PM10
22.87ppb
O3
0.93ppb
SO2
7.77ppb
NO2
0.28ppm
CO
AQI 22
Good
2.19μg/m³
PM2.5
9.41μg/m³
PM10
24.26ppb
O3
0.94ppb
SO2
7.58ppb
NO2
0.28ppm
CO
AQI 22
Good
2.10μg/m³
PM2.5
8.72μg/m³
PM10
23.84ppb
O3
0.94ppb
SO2
7.59ppb
NO2
0.28ppm
CO
AQI 21
Good
2.57μg/m³
PM2.5
11.38μg/m³
PM10
23.02ppb
O3
0.93ppb
SO2
7.75ppb
NO2
0.28ppm
CO
AQI 25
Good
1.99μg/m³
PM2.5
9.50μg/m³
PM10
26.96ppb
O3
0.94ppb
SO2
7.78ppb
NO2
0.28ppm
CO
AQI 26
Good
3.42μg/m³
PM2.5
15.58μg/m³
PM10
27.89ppb
O3
0.94ppb
SO2
7.77ppb
NO2
0.28ppm
CO
Air quality measurements for Illinois, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Geneva, Illinois is updated on an hourly basis.
The worst air quality in Geneva, Illinois was recorded at 11:00:00 on 2025-10-23.
The best air quality in Geneva, Illinois was recorded at 10:00:00 on 2025-10-23.
The real-time air quality index in Geneva, Illinois is 18, currently categorized as Good.
The most common pollutant in Geneva, Illinois is O3.
If the air quality in Geneva, Illinois is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Geneva, Illinois at present are 3.245 μg/m3.
The current PM10 levels in Geneva, Illinois are 14.679 μg/m3.
The current carbon monoxide (CO) level in Geneva, Illinois is 0.291 ppm.
The current sulfur dioxide (SO2) levels in Geneva, Illinois are 1.893 ppb.
The current ozone (O3) levels at Geneva, Illinois is 19.193 ppm.
The current nitrogen dioxide (NO2) levels at Geneva, Illinois is 11.52 ppb.
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